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C/C++ Users Group Library 1996 July
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C-C++ Users Group Library July 1996.iso
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vol_300
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342_01
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diofnc08.c
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C/C++ Source or Header
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1991-02-23
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/*-
* ----------------------------------------------------------------------
* File : DIOFNC08.C
* Creator : Blake Miller
* Version : 01.01.00 February 1991
* Language : Microsoft C Version 5.1
* Purpose : Intel 8255 Compatible Digital IO Functions
* Read All 8255 Bytes
* ----------------------------------------------------------------------
* Revision History:
* 022891 BVM : Change int to short.
* 070490 BVM : Creation
* ----------------------------------------------------------------------
*/
#define DIOFNC08_C_DEFINED
#include "DIOLIB.H"
#undef DIOFNC08_C_DEFINED
void dio_load_bytes (DIODAT *data);
/*- DIO : Load Bytes -------------------------**
* Read all of the bytes of the 8255 into the data area.
* Passed:
* pointer : DIODAT
* Returns:
* nothing
*/
void dio_load_bytes (DIODAT *data)
{
short port; /* port counter */
unsigned char ival; /* input value */
for ( port = 0; port < DIO_MAXCH; port++ ){
dio_bget ( data->base + port, &ival );
data->pdat[port] = ival;
}
data->stat = DIO_ST_OK;
}
/*-
* ----------------------------------------------------------------------
* END DIOFNC08.C Source File
* ----------------------------------------------------------------------
*/